P CODE FAMILY
Powertrain code references — Page 95.
Engine, transmission and powertrain diagnostic references. Exact vehicle and module context still matters.
Generic OBD-II
P2D6E
Battery Charging System Positive Contactor D Control Circuit Low
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Generic OBD-II
P2D6F
Battery Charging System Positive Contactor D Control Circuit High
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Generic OBD-II
P2D70
Battery Charging System Negative Contactor D Circuit
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Generic OBD-II
P2D71
Battery Charging System Negative Contactor D Stuck Closed
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Generic OBD-II
P2D72
Battery Charging System Negative Contactor D Stuck Open
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Generic OBD-II
P2D73
Battery Charging System Negative Contactor D Control Circuit/Open
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Generic OBD-II
P2D74
Battery Charging System Negative Contactor D Control Circuit Range/Performance
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Generic OBD-II
P2D75
Battery Charging System Negative Contactor D Control Circuit Low
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Generic OBD-II
P2D76
Battery Charging System Negative Contactor D Control Circuit High
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Generic OBD-II
P2D77
Battery Charger Control Module B Performance
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Generic OBD-II
P2D78
Battery Charger Control Module B Processor Performance
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Generic OBD-II
P2D79
Charging Stop Switch Circuit
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Generic OBD-II
P2D7A
Charging Stop Switch Circuit High
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Generic OBD-II
P2D7B
Charging Stop Switch Circuit Low
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Generic OBD-II
P2D7C
Charging Stop Switch Circuit Performance
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Generic OBD-II
P2D7D
Charging Stop Switch Circuit Intermittent/Erratic
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Generic OBD-II
P2D7E
Charging Start Switch Circuit
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Generic OBD-II
P2D7F
Charging Start Switch Circuit High
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Generic OBD-II
P2D80
Charging Start Switch Circuit Low
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Generic OBD-II
P2D81
Charging Start Switch Circuit Performance
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Generic OBD-II
P2D82
Charging Start Switch Circuit Intermittent/Erratic
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Generic OBD-II
P2D83
Battery Charger B Input Current Sensor Circuit Low
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Generic OBD-II
P2D84
Battery Charger B Input Current Sensor Circuit High
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Generic OBD-II
P2D85
Battery Charger B Input Current Sensor Circuit Range/Performance
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Generic OBD-II
P2D86
Fuel Temperature Sensor A/B Correlation
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Generic OBD-II
P2D87
Fan 1 Control Module Over Temperature
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Generic OBD-II
P2D88
Fan 1 Control Module Performance
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Generic OBD-II
P2D89
Fan 1 Control Module Supply Voltage Circuit
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Generic OBD-II
P2D8A
Fan 2 Control Module Over Temperature
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Generic OBD-II
P2D8B
Fan 2 Control Module Performance
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Generic OBD-II
P2D8C
Fan 2 Control Module Supply Voltage Circuit
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Generic OBD-II
P2D8D
Engine Disconnect Clutch Mechanical Performance
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Generic OBD-II
P2D8E
Engine Oil Pressure Sensor/Switch C Circuit
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Generic OBD-II
P2D8F
Engine Oil Pressure Sensor/Switch C Circuit Low
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Generic OBD-II
P2D90
Engine Oil Pressure Sensor/Switch C Circuit High
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Generic OBD-II
P2D91
Engine Oil Pressure Sensor/Switch C Circuit Range/Performance
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Generic OBD-II
P2D92
Starter/Generator Phase X Current Sensor Circuit High
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Generic OBD-II
P2D93
Starter/Generator Phase Y Current Sensor Circuit High
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Generic OBD-II
P2D94
Starter/Generator Phase Z Current Sensor Circuit High
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Generic OBD-II
P2D95
Starter/Generator Phase X Current Sensor Circuit Low
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Generic OBD-II
P2D96
Starter/Generator Phase Y Current Sensor Circuit Low
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Generic OBD-II
P2D97
Starter/Generator Phase Z Current Sensor Circuit Low
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Generic OBD-II
P2D98
Starter/Generator Phase X Current Circuit Intermittent/Erratic
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Generic OBD-II
P2D99
Starter/Generator Phase Y Current Circuit Intermittent/Erratic
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Generic OBD-II
P2D9A
Starter/Generator Phase Z Current Circuit Intermittent/Erratic
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Generic OBD-II
P2D9B
Starter/Generator Phase U Current Circuit Intermittent/Erratic
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Generic OBD-II
P2D9C
Starter/Generator Phase V Current Circuit Intermittent/Erratic
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Generic OBD-II
P2D9D
Starter/Generator Phase W Current Circuit Intermittent/Erratic
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Generic OBD-II
P2D9E
High Voltage System Voltage Low
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Generic OBD-II
P2D9F
High Voltage System Voltage High
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Generic OBD-II
P2DA0
High Voltage System Performance
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Generic OBD-II
P2DA1
Gear Shift Control Module B Supply Voltage Low
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Generic OBD-II
P2DA2
Gear Shift Control Module B Supply Voltage High
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Generic OBD-II
P2DA3
Gear Shift Control Module B Overtemperature
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Generic OBD-II
P2DA4
Coolant Heater A Internal Control Module Performance
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Generic OBD-II
P2DA5
Coolant Heater A Supply Voltage Circuit
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Generic OBD-II
P2DA6
Coolant Heater A Over Temperature
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Generic OBD-II
P2DA7
Coolant Heater A Control Module System Voltage
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Generic OBD-II
P2DA8
DC/AC Converter Control Module A Switch A Circuit
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Generic OBD-II
P2DA9
DC/AC Converter Control Module A Switch A Circuit Range/Performance
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Generic OBD-II
P2DAA
DC/AC Converter Control Module A Switch B Circuit
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Generic OBD-II
P2DAB
DC/AC Converter Control Module A Switch B Circuit Range/Performance
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Generic OBD-II
P2DAC
Drive Motor A Temperature Sensor B Circuit
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Generic OBD-II
P2DAD
Drive Motor A Temperature Sensor B Circuit Range/Performance
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Generic OBD-II
P2DAE
Drive Motor A Temperature Sensor B Circuit Low
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Generic OBD-II
P2DAF
Drive Motor A Temperature Sensor B Circuit High
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Generic OBD-II
P2DB0
Drive Motor A Temperature Sensor B Circuit Intermittent
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Generic OBD-II
P2DB1
Drive Motor A Temperature Sensor C Circuit
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Generic OBD-II
P2DB2
Drive Motor A Temperature Sensor C Circuit Range/Performance
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Generic OBD-II
P2DB3
Drive Motor A Temperature Sensor C Circuit Low
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Generic OBD-II
P2DB4
Drive Motor A Temperature Sensor C Circuit High
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Generic OBD-II
P2DB5
Drive Motor A Temperature Sensor C Circuit Intermittent
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Generic OBD-II
P2DB6
Battery Charger B Cooling System Performance
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Generic OBD-II
P2DB7
Battery Charging System B High Voltage Interlock Circuit/Open
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Generic OBD-II
P2DB8
Battery Charging System B High Voltage Interlock Circuit Performance
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Generic OBD-II
P2DB9
Battery Charging System B High Voltage Interlock Circuit Low
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Generic OBD-II
P2DBA
Battery Charging System B High Voltage Interlock Circuit High
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Generic OBD-II
P2DBB
Battery Charging System B High Voltage Interlock Circuit Intermittent/Erratic
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Generic OBD-II
P2DBC
Battery Charger B Coupler Lock Position Sensor Circuit
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Generic OBD-II
P2DBD
Battery Charger B Coupler Lock Position Sensor Circuit Range/Performance
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Generic OBD-II
P2DBE
Battery Charger B Coupler Lock Position Sensor Circuit Low
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Generic OBD-II
P2DBF
Battery Charger B Coupler Lock Position Sensor Circuit High
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Generic OBD-II
P2DC0
Battery Charger B Coupler Lock Position Sensor Circuit Intermittent/Erratic
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Generic OBD-II
P2DC1
Starter/Generator Phase X Current Sensor Circuit
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Generic OBD-II
P2DC2
Starter/Generator Phase X Current Sensor Circuit Range/Performance
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Generic OBD-II
P2DC3
Starter/Generator Phase Y Current Sensor Circuit
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Generic OBD-II
P2DC4
Starter/Generator Phase Y Current Sensor Circuit Range/Performance
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Generic OBD-II
P2DC5
Starter/Generator Phase Z Current Sensor Circuit
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Generic OBD-II
P2DC6
Starter/Generator Phase Z Current Sensor Circuit Range/Performance
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Generic OBD-II
P2DC7
Starter/Generator Excitation Current
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Generic OBD-II
P2DC8
Starter/Generator Excitation Current Low
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Generic OBD-II
P2DC9
Starter/Generator Excitation Current High
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Generic OBD-II
P2DCA
Starter/Generator Excitation Current Intermittent
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Generic OBD-II
P2DCB
Starter/Generator Phase X-Y-Z Current Sensor Correlation
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Generic OBD-II
P2DCC
Starter/Generator Position Sensor Correlation
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Generic OBD-II
P2DCD
Particulate Filter B Incorrect
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Generic OBD-II
P2DCE
Control Pilot Charging Switch B Circuit/Open
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Generic OBD-II
P2DCF
Control Pilot Charging Switch B Range/Performance
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Generic OBD-II
P2DD0
Control Pilot Charging Switch B Circuit Low
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Generic OBD-II
P2DD1
Control Pilot Charging Switch B Circuit High
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These are code references, not a list of confirmed faults on every vehicle. Read the source and applicability notes, then match the exact vehicle, year, engine and scan report.